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H A Dfs-writeback.c6fdf860f Tue Sep 29 11:47:51 CDT 2015 Tejun Heo <tj@kernel.org> writeback: fix bdi_writeback iteration in wakeup_dirtytime_writeback()

wakeup_dirtytime_writeback() walks and wakes up all wb's of all bdi's;
unfortunately, it was always waking up bdi->wb instead of the wb being
walked. Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 001fe6f617b1 ("writeback: make wakeup_dirtytime_writeback() handle multiple bdi_writeback's")
Reviewed-by: Jan Kara <jack@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
6fdf860f Tue Sep 29 11:47:51 CDT 2015 Tejun Heo <tj@kernel.org> writeback: fix bdi_writeback iteration in wakeup_dirtytime_writeback()

wakeup_dirtytime_writeback() walks and wakes up all wb's of all bdi's;
unfortunately, it was always waking up bdi->wb instead of the wb being
walked. Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 001fe6f617b1 ("writeback: make wakeup_dirtytime_writeback() handle multiple bdi_writeback's")
Reviewed-by: Jan Kara <jack@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>